Inventor · disambiguated record

David H. Birthwistle

Also filed as: BIRTWISTLE DAVID H

1 granted patent·186 citations·filing 1991–1991

56Inventor score
Technology areasA61K
Files withCHESEBROUGH PONDS USA1

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1 record

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →